Fluid flow in a real packed bed can be approximated as __________ model. Mixed flow Dispersion Tank in series Plug flow TRUE ANSWER : ? YOUR ANSWER : ?
In a/an __________ vessel, the fluid enters and leaves following plug flow. Open Closed Close-opened Open-closed TRUE ANSWER : ? YOUR ANSWER : ?
Find a mechanism that is consistent with the rate equation and reaction given below: 2A + B → A₂B, ( - rA) = k.CA.CB A + A ⇋ AA;AA + B → A₂B A + B ⇋ AB ; AB + A → A₂B A + B ⇋ AB;AB + A → A₂B A + A ⇋ AA;AA + B → A₂B TRUE ANSWER : ? YOUR ANSWER : ?
The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is 0.5 0.425 0.875 Data insufficient to calculate TRUE ANSWER : ? YOUR ANSWER : ?
A Catalyst Shortens the time to reach the equilibrium None of these Increases the equilibrium concentration of the product Changes the equilibrium constant of the reaction TRUE ANSWER : ? YOUR ANSWER : ?
Arrhenious equation represents graphically the variation between the __________ and temperature. Activation energy Rate of reaction Rate constant Frequency factor TRUE ANSWER : ? YOUR ANSWER : ?
Arhenious equation shows the variation of __________ with temperature. Frequency factor Energy of activation Reaction rate Rate constant TRUE ANSWER : ? YOUR ANSWER : ?
The half life period of a first order reaction is given by (where, K = rate constant. ) 6.93 K 0.693/K 2.5 K 1.5 K TRUE ANSWER : ? YOUR ANSWER : ?
For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Chanelling Bypass Dead zone Ideal plug flow TRUE ANSWER : ? YOUR ANSWER : ?
If 'n' is the order of reaction, then unit of rate constant is (time)-1 (concentration)n - 1 1/(time)(concentration)n - 1 (time)n - 1 (concentration) None of these TRUE ANSWER : ? YOUR ANSWER : ?